LAC 



229 



LAG 



segments; fringed; also laciniose, 

 a. , las-m'-i'dz, fringed : laciniolate, 

 a., Ids-m'-i-til-dt (dim. of lacinia), 

 having very minute lacinise : 

 lacinula, n., las-m'-ul-a (dim,), 

 the small inflexed point of the 

 petals of TJmbellifers. 

 Lacistemaceje, n. plu., las-is'titm,' 

 Of-sZ-e (probably Gr, lakistos, torn, 

 rent, from the appearance of the 

 shrubs), the Lacistema family, 

 an Order of small trees or shrubs, 

 natives of warm parts of America: 

 Lacistema, n., las'-is-ternf'^ a 

 genus. 



.acquer, n,, lak'er (F. laque, rose 

 or ruby colour; Pers. lac, lac; Sp. 

 lacre, sealing - wax), a varnish 

 from shell-lac ; the hard black 

 varnish of Japan is procured 

 from Stigmaria verniciflua, Ord, 

 Anacardiacese. 



lactation, n., lak-taf-shun (L. lac- 

 tatum, to contain milk, to suck 

 milk from lac, milk, lactis, of 

 milk), the period of suckling a 

 child ; the act of giving milk : 

 lacteals, n. plu. y lak'te-als, min- 

 ute vessels or absorbents which 

 arise in small conical projections 

 of the mucous or lining membrane 

 of the intestines, whose function 

 is to absorb the various soluble 

 portions of the digested food or 

 chyme as it passes along the 

 intestinal canal : lactescence, n. , 

 Iak>t8s'&ns, a milky colour : lac- 

 tescent, a., lak-tes''8nt, producing 

 milk ; in bot., yielding a milky 

 juice : lactic, a., Idk'tik, pert, to 

 milk ; of or from milk or whey, 

 as ' lactic acid ' : lactiferous, a". , 

 tdk-tyier-fa (L. fero, I bear), 

 bearing or producing milk or 

 milky juice : lactin, n., Idk'tm, 

 sugar of milk : lactometer, n. , 

 lak-tdm'%t'er (Gr. metron, a 

 measure), an instrument for 

 ascertaining the quality of milk. 

 Lactuca, n., IdTc-tukf-a (L. lactuca, 

 a lettuce from lac, milk ; from 

 their milky juice), a genus of 

 plants, Ord. Composite, Sub 



order Chichoracese : Lactuca sat- 

 iva, sat'iv'-a (L. satlvus, that is 

 sown or planted), the common 

 lettuce, from which a milk - like 

 juice exudes when broken : L. 

 virosa, vir-oz'-a (L. virosus, slimy, 

 fetid from virus, slime, stench), 

 the wild or strong- scented lettuce ; 

 the ' Lectuarium ' or lettuce opium 

 is the inspissated juice of this and 

 preceding, used for allaying pain 

 and inducing sleep : lactucin, n. , 

 Idk'tm'm, the active principle of 

 the wild lettuce. 



lacuna, n., ldk-un'>d, lactinse, n. 

 plu., lak-un'-e (L. lacuna, a hole, 

 a cavity), in bot., a large space in 

 the midst of a group of cells ; a 

 depression ; a blank space ; in 

 anat., minute recesses or cavities 

 in bone: lacunar, a., Idk-un'ar, 

 pert, to or arising from lacunae : 

 lacuna magna, mdg'na (L, mag- 

 nus, great), in anat., a large and 

 conspicuous recess situated on the 

 tipper surface of the Fossa navic- 

 ularis : lacunose, a., Idk'iin-oz', 

 furrowed or pitted ; having cavi- 

 ties, 



lacus lachrymalis, ldk'-us lak'-rlm* 

 dl'-is (L. lacus, a basin, a tank; 

 lachrymalis, pert, to tears from 

 lachryma, a tear), the tear-lake ; 

 a triangular space situated between 

 the eyelids towards the nose, into 

 which the tears flow. 



ladanum, n., Idd'an-um, or lab- 

 danum, n. , lab'dan-um (L. ladan- 

 um, a resinous juice), a resinous 

 matter obtained from the genus 

 * Cistus, ' chiefly from the species 

 ' Cistus creticus, ' Ord. Cistacese. 



Laemodipoda, n. plu., lem'o-dip'- 

 fid- a (Gr. laimos, the throat ; dis, 

 twice ; podes, feet), an Order of 

 Crustacea, so named from having 

 two feet placed so far forward as 

 to be, as it were, under the 

 throat. 



IsevigatTis, a., see 'levigatus.' 



Lagenaria, n., ladf%n>ar'>i>a (L. 

 lagena, a bottle), a genus of plants, 

 Ord. Cucurbitacese, so named 



